Lions Chris Canty on Suh: It’s dirty, but offensive linemen do it all the time

Ravens defensive lineman Chris Canty isn’t defending Lions defensive lineman Ndamukong Suh. But Canty does find the uproar about Suh taking a shot at Vikings center John Sullivan’s knee curious. That’s because Canty says defensive linemen take shots to the knees from offensive linemen all the time, and no one bats an eye. In an…